CelticBilly McNeil - played and managerTommy Burns - played and manager (also at Kilmarnock)Davie Hay - player and managerKenny Dalglish - player and managerJock Stein - player and managerLou Macari - player and manager (if only for a weekend or something. Also managed Stoke City twice).

RangersBarry Ferguson - now in his second spell at IbroxJock Wallace - managed Rangers twiceWalter Smith - also in his second spell as Rangers managerWilly Waddell - player and managerJohn Greig - player and managerScott Symon - player and manager

OthersPhill O’Donnell - was in his second spell at Motherwell before his tragic death last yearGeorge Burley - had two spells as a player at MotherwellJohn Collins - Hibs player and managerCraig Brewster - played for and managed Dundee United and Inverness Caley

And lets not forget Rangers' Kenny Miller, who played for Celtic before moving to Rangers, and then to Derby County before coming back to Rangers, making him the first player to have crossed the Old Firm divide twice!